Domain Expiration - Mike Davidson's fascinating explanation of the domain-expiration process, and the (expensive) art of buying an expiring domain at the instant of 'the drop' into the available-names pool

Domain Slamming - Useful forum thread about how to recover domain control after inadvertantly paying a deceptive 'renewal notice' and changing registrars to a domain slammer

SIOCSIFFLAGS Error - I'm getting I get the error message 'SIOCSIFFLAGS: Try again' at boot time, and ethernet networking doesn't work. How do I fix that?

Verisign Gotchas - Warnings for sysadmins about tricks Verisign, Inc. are known to use to make it difficult to transfer domains away from them.

Wildcard DNS - Details of implementing wildcard DNS in BIND and Apache (which, unlike blanket wildcarding of DNS by a root nameserver, is common and benign)

Wildcard DNS IPs - List of several DNS registrars' root-nameserver IPs that are known to implement their own variants of Verisign's infamous Sitefinder; this refers to the shady and standards-breaking practice of directing DNS queries to an advertising site instead of (correctly) returning an NXDOMAIN (no such domain) result; list is useful for configuring nameservers to override such misbehaviour